发明名称 AZIMUTH METER
摘要 PROBLEM TO BE SOLVED: To thin and reduce the area of an azimuth meter. SOLUTION: A plane coil and at least two groups of thin film magnetic resistance effect element groups are arranged and each constitutes an MR bridge, detects and outputs rectangular two components of geomagnetism so that azimuth information is obtained from these output values.
申请公布号 JP2002350136(A) 申请公布日期 2002.12.04
申请号 JP20010153068 申请日期 2001.05.22
申请人 HITACHI METALS LTD 发明人 ABE TAISUKE;SHIMOE OSAMU
分类号 G01C17/30;G01R33/02;G01R33/09;H01L43/08;(IPC1-7):G01C17/30 主分类号 G01C17/30
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